Police have investigated more than two dozen teens in at least six states this year for sending nude images of themselves in cellphone text messages, which can bring a charge of distributing child pornography. Authorities typically are notified by parents or schools about so-called "sexting."

Seven elite athletes once trained by Trevor Graham are scheduled to testify their former coach set them up with banned performance-enhancing drugs, according to government court documents filed Friday.

Police investigator Flint Waters of Wyoming's Internet Crimes Against Children task force has developed software that identifies computers, by serial number, that trade child pornography on one online network.